Commit77fe2b6

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Fix bug in new B-tree page deletion code.

When modifying a page, must hold an exclusive lock. A shared lock isobviously not good enough.

1 parent7e30c18 commit77fe2b6Copy full SHA for 77fe2b6

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Lines changed: 1 addition & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -996,7 +996,7 @@ _bt_lock_branch_parent(Relation rel, BlockNumber child, BTStack stack,`
`996`	`996`
`997`	`997`	`/* Locate the parent's downlink (updating the stack entry if needed) */`
`998`	`998`	`ItemPointerSet(&(stack->bts_btentry.t_tid),child,P_HIKEY);`
`999`		`-pbuf=_bt_getstackbuf(rel,stack,BT_READ);`
	`999`	`+pbuf=_bt_getstackbuf(rel,stack,BT_WRITE);`
`1000`	`1000`	`if (pbuf==InvalidBuffer)`
`1001`	`1001`	`elog(ERROR,"failed to re-find parent key in index \"%s\" for deletion target page %u",`
`1002`	`1002`	`RelationGetRelationName(rel),child);`

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